mirror of
https://github.com/vlang/v.git
synced 2023-08-10 21:13:21 +03:00
939 lines
26 KiB
V
939 lines
26 KiB
V
// Copyright (c) 2019-2020 Alexander Medvednikov. All rights reserved.
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// Use of this source code is governed by an MIT license
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// that can be found in the LICENSE file.
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module compiler
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import (
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os
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strings
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filepath
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v.pref
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v.builder
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)
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pub const (
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Version = '0.1.25'
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)
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const (
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supported_platforms = ['windows', 'mac', 'macos', 'linux', 'freebsd', 'openbsd', 'netbsd',
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'dragonfly', 'android', 'js', 'solaris', 'haiku', 'linux_or_macos']
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)
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enum Pass {
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// A very short pass that only looks at imports in the beginning of
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// each file
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imports
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// First pass, only parses and saves declarations (fn signatures,
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// consts, types).
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// Skips function bodies.
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// We need this because in V things can be used before they are
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// declared.
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decl
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// Second pass, parses function bodies and generates C or machine code.
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main
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}
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pub struct V {
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pub mut:
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mod_file_cacher &ModFileCacher // used during lookup for v.mod to support @VROOT
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out_name_c string // name of the temporary C file
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files []string // all V files that need to be parsed and compiled
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compiled_dir string // contains os.realpath() of the dir of the final file beeing compiled, or the dir itself when doing `v .`
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table &Table // table with types, vars, functions etc
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cgen &CGen // C code generator
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//x64 &x64.Gen
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pref &pref.Preferences // all the preferences and settings extracted to a struct for reusability
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parsers []Parser // file parsers
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vgen_buf strings.Builder // temporary buffer for generated V code (.str() etc)
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file_parser_idx map[string]int // map absolute file path to v.parsers index
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gen_parser_idx map[string]int
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cached_mods []string
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module_lookup_paths []string
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v_fmt_all bool // << input set by cmd/tools/vfmt.v
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v_fmt_file string // << file given by the user from cmd/tools/vfmt.v
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v_fmt_file_result string // >> file with formatted output generated by vlib/compiler/vfmt.v
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}
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pub fn new_v(pref &pref.Preferences) &V {
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rdir := os.realpath(pref.path)
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mut out_name_c := get_vtmp_filename(pref.out_name, '.tmp.c')
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if pref.is_so {
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out_name_c = get_vtmp_filename(pref.out_name, '.tmp.so.c')
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}
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mut vgen_buf := strings.new_builder(1000)
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vgen_buf.writeln('module vgen\nimport strings')
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compiled_dir:=if os.is_dir(rdir) { rdir } else { filepath.dir(rdir) }
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return &V{
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mod_file_cacher: new_mod_file_cacher()
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compiled_dir:compiled_dir// if os.is_dir(rdir) { rdir } else { filepath.dir(rdir) }
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table: new_table(pref.obfuscate)
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out_name_c: out_name_c
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cgen: new_cgen(out_name_c)
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//x64: x64.new_gen(out_name)
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pref: pref
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vgen_buf: vgen_buf
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}
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}
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// Should be called by main at the end of the compilation process, to cleanup
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pub fn (v &V) finalize_compilation() {
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// TODO remove
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if v.pref.autofree {
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/*
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println('started freeing v struct')
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v.table.typesmap.free()
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v.table.obf_ids.free()
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v.cgen.lines.free()
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free(v.cgen)
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for _, f in v.table.fns {
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//f.local_vars.free()
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f.args.free()
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//f.defer_text.free()
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}
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v.table.fns.free()
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free(v.table)
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//for p in parsers {}
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println('done!')
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*/
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}
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}
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pub fn (v mut V) add_parser(parser Parser) int {
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pidx := v.parsers.len
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v.parsers << parser
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file_path := if filepath.is_abs(parser.file_path) { parser.file_path } else { os.realpath(parser.file_path) }
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v.file_parser_idx[file_path] = pidx
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return pidx
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}
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pub fn (v &V) get_file_parser_index(file string) ?int {
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file_path := if filepath.is_abs(file) { file } else { os.realpath(file) }
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if file_path in v.file_parser_idx {
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return v.file_parser_idx[file_path]
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}
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return error('parser for "$file" not found')
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}
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// find existing parser or create new one. returns v.parsers index
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pub fn (v mut V) parse(file string, pass Pass) int {
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// println('parse($file, $pass)')
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pidx := v.get_file_parser_index(file) or {
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mut p := v.new_parser_from_file(file)
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p.parse(pass)
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// if p.pref.autofree { p.scanner.text.free() free(p.scanner) }
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return v.add_parser(p)
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}
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// println('matched ' + v.parsers[pidx].file_path + ' with $file')
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v.parsers[pidx].parse(pass)
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// if v.parsers[i].pref.autofree { v.parsers[i].scanner.text.free() free(v.parsers[i].scanner) }
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return pidx
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}
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pub fn (v mut V) compile() {
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//println('compile()')
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// Emily: Stop people on linux from being able to build with msvc
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if os.user_os() != 'windows' && v.pref.ccompiler == 'msvc' {
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verror('Cannot build with msvc on ${os.user_os()}')
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}
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mut cgen := v.cgen
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cgen.genln('// Generated by V')
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if v.pref.verbosity.is_higher_or_equal(.level_three) {
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println('all .v files before:')
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println(v.files)
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}
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v.add_v_files_to_compile()
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if v.pref.verbosity.is_higher_or_equal(.level_three) {
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println('all .v files:')
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println(v.files)
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}
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/*
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if v.pref.is_debug {
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println('\nparsers:')
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for q in v.parsers {
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println(q.file_name)
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}
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println('\nfiles:')
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for q in v.files {
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println(q)
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}
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}
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*/
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// First pass (declarations)
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for file in v.files {
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v.parse(file, .decl)
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}
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// Main pass
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cgen.pass = .main
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if v.pref.is_debug {
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$if js {
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cgen.genln('const VDEBUG = 1;\n')
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} $else {
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cgen.genln('#define VDEBUG (1)')
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}
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}
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if v.pref.prealloc {
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cgen.genln('#define VPREALLOC (1)')
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}
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if v.pref.os == .js {
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cgen.genln('#define _VJS (1) ')
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}
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v_hash := vhash()
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$if js {
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cgen.genln('const V_COMMIT_HASH = "$v_hash";\n')
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} $else {
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cgen.genln('#ifndef V_COMMIT_HASH')
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cgen.genln('#define V_COMMIT_HASH "$v_hash"')
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cgen.genln('#endif')
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}
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q := cgen.nogen // TODO hack
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cgen.nogen = false
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$if js {
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cgen.genln(js_headers)
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} $else {
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if !v.pref.is_bare {
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cgen.genln('#include <inttypes.h>') // int64_t etc
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}
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else {
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cgen.genln('#include <stdint.h>')
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}
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if v.pref.compile_defines_all.len > 0 {
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cgen.genln('')
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cgen.genln('// All custom defines : ' + v.pref.compile_defines_all.join(','))
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cgen.genln('// Turned ON custom defines: ' + v.pref.compile_defines.join(','))
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for cdefine in v.pref.compile_defines {
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cgen.genln('#define CUSTOM_DEFINE_${cdefine}')
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}
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cgen.genln('//')
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cgen.genln('')
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}
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cgen.genln(c_builtin_types)
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if !v.pref.is_bare {
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cgen.genln(c_headers)
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}
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else {
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cgen.genln(bare_c_headers)
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}
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}
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v.generate_hotcode_reloading_declarations()
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// We need the cjson header for all the json decoding that will be done in
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// default mode
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imports_json := 'json' in v.table.imports
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if v.pref.build_mode == .default_mode {
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if imports_json {
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cgen.genln('#include "cJSON.h"')
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}
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}
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if v.pref.build_mode == .default_mode {
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// If we declare these for all modes, then when running `v a.v` we'll get
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// `/usr/bin/ld: multiple definition of 'total_m'`
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$if !js {
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cgen.genln('int g_test_oks = 0;')
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cgen.genln('int g_test_fails = 0;')
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}
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if imports_json {
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cgen.genln('
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#define js_get(object, key) cJSON_GetObjectItemCaseSensitive((object), (key))
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')
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}
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}
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if '-debug_alloc' in os.args {
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cgen.genln('#define DEBUG_ALLOC 1')
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}
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if v.pref.is_live && v.pref.os != .windows {
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cgen.includes << '#include <dlfcn.h>'
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}
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// cgen.genln('/*================================== FNS =================================*/')
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cgen.genln('// this line will be replaced with definitions')
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mut defs_pos := cgen.lines.len - 1
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if defs_pos == -1 {
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defs_pos = 0
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}
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cgen.nogen = q
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for i, file in v.files {
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v.parse(file, .main)
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// if p.pref.autofree { p.scanner.text.free() free(p.scanner) }
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// Format all files (don't format automatically generated vlib headers)
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// if !v.pref.nofmt && !file.contains('/vlib/') {
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// new vfmt is not ready yet
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// }
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}
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// add parser generated V code (str() methods etc)
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mut vgen_parser := v.new_parser_from_string(v.vgen_buf.str())
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// free the string builder which held the generated methods
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v.vgen_buf.free()
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vgen_parser.is_vgen = true
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// v.add_parser(vgen_parser)
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vgen_parser.parse(.main)
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// Generate .vh if we are building a module
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if v.pref.build_mode == .build_module {
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generate_vh(v.pref.path)
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}
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// All definitions
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mut def := strings.new_builder(10000) // Avoid unnecessary allocations
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def.writeln(cgen.const_defines.join_lines())
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$if !js {
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def.writeln(cgen.includes.join_lines())
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def.writeln(cgen.typedefs.join_lines())
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def.writeln(v.type_definitions())
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if !v.pref.is_bare {
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def.writeln('\nstring _STR(const char*, ...);\n')
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def.writeln('\nstring _STR_TMP(const char*, ...);\n')
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}
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def.writeln(cgen.fns.join_lines()) // fn definitions
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def.writeln(v.interface_table())
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} $else {
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def.writeln(v.type_definitions())
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}
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def.writeln(cgen.consts.join_lines())
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def.writeln(cgen.thread_args.join_lines())
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if v.pref.is_prof {
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def.writeln('; // Prof counters:')
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def.writeln(v.prof_counters())
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}
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cgen.lines[defs_pos] = def.str()
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v.generate_init()
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v.generate_main()
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v.generate_hot_reload_code()
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if v.pref.verbosity.is_higher_or_equal(.level_three) {
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v.log('flags=')
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for flag in v.get_os_cflags() {
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println(' * ' + flag.format())
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}
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}
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$if js {
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cgen.genln('main__main();')
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}
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cgen.save()
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v.cc()
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//println(v.table.imports)
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//println(v.table.modules)
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}
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pub fn (v mut V) compile2() {
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if os.user_os() != 'windows' && v.pref.ccompiler == 'msvc' {
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verror('Cannot build with msvc on ${os.user_os()}')
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}
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//cgen.genln('// Generated by V')
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println('compile2()')
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if v.pref.verbosity.is_higher_or_equal(.level_three) {
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println('all .v files before:')
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println(v.files)
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}
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// v1 compiler files
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//v.add_v_files_to_compile()
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//v.files << v.dir
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// v2 compiler
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v.files << v.get_builtin_files()
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v.files << v.get_user_files()
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v.set_module_lookup_paths()
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if v.pref.verbosity.is_higher_or_equal(.level_three) {
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println('all .v files:')
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println(v.files)
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}
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mut b := v.new_v2()
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b.build_c(v.files, v.out_name_c)// v.pref.out_name + '.c')
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v.cc()
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}
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pub fn (v mut V) compile_x64() {
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$if !linux {
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println('v -x64 can only generate Linux binaries for now')
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println('You are not on a Linux system, so you will not ' + 'be able to run the resulting executable')
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}
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//v.files << v.v_files_from_dir(filepath.join(v.pref.vlib_path,'builtin','bare'))
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v.files << v.pref.path
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v.set_module_lookup_paths()
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mut b := v.new_v2()
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// move all this logic to v2
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b.build_x64(v.files, v.pref.out_name)
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}
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// make v2 from v1
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fn (v &V) new_v2() builder.Builder {
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mut b := builder.new_builder(v.pref)
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b = { b|
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os: v.pref.os,
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module_path: v_modules_path,
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compiled_dir: v.compiled_dir,
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module_search_paths: v.module_lookup_paths
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}
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return b
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}
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fn (v mut V) generate_init() {
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$if js {
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return
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}
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if v.pref.build_mode == .build_module {
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nogen := v.cgen.nogen
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v.cgen.nogen = false
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consts_init_body := v.cgen.consts_init.join_lines()
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init_fn_name := mod_gen_name(v.pref.mod) + '__init_consts'
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v.cgen.genln('void ${init_fn_name}();\nvoid ${init_fn_name}() {\n$consts_init_body\n}')
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v.cgen.nogen = nogen
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}
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if v.pref.build_mode == .default_mode {
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mut call_mod_init := ''
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mut call_mod_init_consts := ''
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if 'builtin' in v.cached_mods {
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v.cgen.genln('void builtin__init_consts();')
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call_mod_init_consts += 'builtin__init_consts();\n'
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}
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for mod in v.table.imports {
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init_fn_name := mod_gen_name(mod) + '__init'
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if v.table.known_fn(init_fn_name) {
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call_mod_init += '${init_fn_name}();\n'
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}
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if mod in v.cached_mods {
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v.cgen.genln('void ${init_fn_name}_consts();')
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call_mod_init_consts += '${init_fn_name}_consts();\n'
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}
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}
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consts_init_body := v.cgen.consts_init.join_lines()
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if v.pref.is_bare {
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// vlib can't have init_consts()
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v.cgen.genln('
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void init() {
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$call_mod_init_consts
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$consts_init_body
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builtin__init();
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$call_mod_init
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}
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')
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}
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if !v.pref.is_bare && !v.pref.is_so {
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// vlib can't have `init_consts()`
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v.cgen.genln('void init() {
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#if VPREALLOC
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g_m2_buf = malloc(50 * 1000 * 1000);
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g_m2_ptr = g_m2_buf;
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puts("allocated 50 mb");
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#endif
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$call_mod_init_consts
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$consts_init_body
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builtin__init();
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$call_mod_init
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}')
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// _STR function can't be defined in vlib
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v.cgen.genln('
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string _STR(const char *fmt, ...) {
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va_list argptr;
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va_start(argptr, fmt);
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size_t len = vsnprintf(0, 0, fmt, argptr) + 1;
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va_end(argptr);
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byte* buf = malloc(len);
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va_start(argptr, fmt);
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vsprintf((char *)buf, fmt, argptr);
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va_end(argptr);
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#ifdef DEBUG_ALLOC
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puts("_STR:");
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puts(buf);
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#endif
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return tos2(buf);
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}
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string _STR_TMP(const char *fmt, ...) {
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va_list argptr;
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va_start(argptr, fmt);
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//size_t len = vsnprintf(0, 0, fmt, argptr) + 1;
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va_end(argptr);
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va_start(argptr, fmt);
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vsprintf((char *)g_str_buf, fmt, argptr);
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va_end(argptr);
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#ifdef DEBUG_ALLOC
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//puts("_STR_TMP:");
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//puts(g_str_buf);
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#endif
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return tos2(g_str_buf);
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}
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')
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}
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}
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}
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pub fn (v mut V) generate_main() {
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mut cgen := v.cgen
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$if js {
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return
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}
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if v.pref.is_vlines {
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// After this point, the v files are compiled.
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// The rest is auto generated code, which will not have
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// different .v source file/line numbers.
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lines_so_far := cgen.lines.join('\n').count('\n') + 5
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cgen.genln('')
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cgen.genln('// Reset the file/line numbers')
|
|
cgen.lines << '#line $lines_so_far "${cescaped_path(os.realpath(cgen.out_path))}"'
|
|
cgen.genln('')
|
|
}
|
|
// Make sure the main function exists
|
|
// Obviously we don't need it in libraries
|
|
if v.pref.build_mode != .build_module {
|
|
if !v.table.main_exists() && !v.pref.is_test {
|
|
// It can be skipped in single file programs
|
|
// But make sure that there's some code outside of main()
|
|
if (v.pref.is_script && cgen.fn_main.trim_space() != '') || v.pref.is_repl {
|
|
// println('Generating main()...')
|
|
v.gen_main_start(true)
|
|
cgen.genln('$cgen.fn_main;')
|
|
v.gen_main_end('return 0')
|
|
}
|
|
else if v.v_fmt_file=='' && !v.pref.is_repl {
|
|
verror('function `main` is not declared in the main module\nPlease add: \nfn main(){\n}\n... to your main program .v file, and try again.')
|
|
}
|
|
}
|
|
else if v.pref.is_test {
|
|
if v.table.main_exists() {
|
|
verror('test files cannot have function `main`')
|
|
}
|
|
test_fn_names := v.table.all_test_function_names()
|
|
if test_fn_names.len == 0 {
|
|
verror('test files need to have at least one test function')
|
|
}
|
|
// Generate a C `main`, which calls every single test function
|
|
v.gen_main_start(false)
|
|
if v.pref.is_stats {
|
|
cgen.genln('BenchedTests bt = main__start_testing(${test_fn_names.len},tos3("$v.pref.path"));')
|
|
}
|
|
for tfname in test_fn_names {
|
|
if v.pref.is_stats {
|
|
cgen.genln('BenchedTests_testing_step_start(&bt, tos3("$tfname"));')
|
|
}
|
|
cgen.genln('${tfname}();')
|
|
if v.pref.is_stats {
|
|
cgen.genln('BenchedTests_testing_step_end(&bt);')
|
|
}
|
|
}
|
|
if v.pref.is_stats {
|
|
cgen.genln('BenchedTests_end_testing(&bt);')
|
|
}
|
|
v.gen_main_end('return g_test_fails > 0')
|
|
}
|
|
else if v.table.main_exists() && !v.pref.is_so {
|
|
v.gen_main_start(true)
|
|
cgen.genln(' main__main();')
|
|
if !v.pref.is_bare {
|
|
cgen.genln('#if VPREALLOC')
|
|
cgen.genln('free(g_m2_buf);')
|
|
cgen.genln('puts("freed mem buf");')
|
|
cgen.genln('#endif')
|
|
}
|
|
v.gen_main_end('return 0')
|
|
}
|
|
}
|
|
}
|
|
|
|
pub fn (v mut V) gen_main_start(add_os_args bool) {
|
|
if v.pref.os == .windows {
|
|
if 'glfw' in v.table.imports {
|
|
// GUI application
|
|
v.cgen.genln('int WINAPI wWinMain(HINSTANCE instance, HINSTANCE prev_instance, LPWSTR cmd_line, int show_cmd) { ')
|
|
v.cgen.genln(' typedef LPWSTR*(WINAPI *cmd_line_to_argv)(LPCWSTR, int*);')
|
|
v.cgen.genln(' HMODULE shell32_module = LoadLibrary(L"shell32.dll");')
|
|
v.cgen.genln(' cmd_line_to_argv CommandLineToArgvW = (cmd_line_to_argv)GetProcAddress(shell32_module, "CommandLineToArgvW");')
|
|
v.cgen.genln(' int argc;')
|
|
v.cgen.genln(' wchar_t** argv = CommandLineToArgvW(cmd_line, &argc);')
|
|
} else {
|
|
// Console application
|
|
v.cgen.genln('int wmain(int argc, wchar_t* argv[], wchar_t* envp[]) { ')
|
|
}
|
|
} else {
|
|
v.cgen.genln('int main(int argc, char** argv) { ')
|
|
}
|
|
v.cgen.genln(' init();')
|
|
if add_os_args && 'os' in v.table.imports {
|
|
if v.pref.os == .windows {
|
|
v.cgen.genln(' os__args = os__init_os_args_wide(argc, argv);')
|
|
} else {
|
|
v.cgen.genln(' os__args = os__init_os_args(argc, (byteptr*)argv);')
|
|
}
|
|
}
|
|
v.generate_hotcode_reloading_main_caller()
|
|
v.cgen.genln('')
|
|
}
|
|
|
|
pub fn (v mut V) gen_main_end(return_statement string) {
|
|
v.cgen.genln('')
|
|
v.cgen.genln(' $return_statement;')
|
|
v.cgen.genln('}')
|
|
}
|
|
|
|
pub fn (v &V) v_files_from_dir(dir string) []string {
|
|
mut res := []string
|
|
if !os.exists(dir) {
|
|
if dir == 'compiler' && os.is_dir('vlib') {
|
|
println('looks like you are trying to build V with an old command')
|
|
println('use `v -o v cmd/v` instead of `v -o v compiler`')
|
|
}
|
|
verror("$dir doesn't exist")
|
|
}
|
|
else if !os.is_dir(dir) {
|
|
verror("$dir isn't a directory")
|
|
}
|
|
mut files := os.ls(dir)or{
|
|
panic(err)
|
|
}
|
|
if v.pref.verbosity.is_higher_or_equal(.level_three) {
|
|
println('v_files_from_dir ("$dir")')
|
|
}
|
|
files.sort()
|
|
for file in files {
|
|
if !file.ends_with('.v') && !file.ends_with('.vh') {
|
|
continue
|
|
}
|
|
if file.ends_with('_test.v') {
|
|
continue
|
|
}
|
|
if (file.ends_with('_win.v') || file.ends_with('_windows.v')) && v.pref.os != .windows {
|
|
continue
|
|
}
|
|
if (file.ends_with('_lin.v') || file.ends_with('_linux.v')) && v.pref.os != .linux {
|
|
continue
|
|
}
|
|
if (file.ends_with('_mac.v') || file.ends_with('_darwin.v')) && v.pref.os != .mac {
|
|
continue
|
|
}
|
|
if file.ends_with('_nix.v') && v.pref.os == .windows {
|
|
continue
|
|
}
|
|
if file.ends_with('_js.v') && v.pref.os != .js {
|
|
continue
|
|
}
|
|
if file.ends_with('_c.v') && v.pref.os == .js {
|
|
continue
|
|
}
|
|
if v.pref.compile_defines_all.len > 0 && file.contains('_d_') {
|
|
mut allowed := false
|
|
for cdefine in v.pref.compile_defines {
|
|
file_postfix := '_d_${cdefine}.v'
|
|
if file.ends_with(file_postfix) {
|
|
allowed = true
|
|
break
|
|
}
|
|
}
|
|
if !allowed {
|
|
continue
|
|
}
|
|
}
|
|
res << filepath.join(dir,file)
|
|
}
|
|
return res
|
|
}
|
|
|
|
// Parses imports, adds necessary libs, and then user files
|
|
pub fn (v mut V) add_v_files_to_compile() {
|
|
v.set_module_lookup_paths()
|
|
mut builtin_files := v.get_builtin_files()
|
|
if v.pref.is_bare {
|
|
// builtin_files = []
|
|
}
|
|
// Builtin cache exists? Use it.
|
|
if v.pref.is_cache {
|
|
builtin_vh := filepath.join(v_modules_path,'vlib','builtin.vh')
|
|
if os.exists(builtin_vh) {
|
|
v.cached_mods << 'builtin'
|
|
builtin_files = [builtin_vh]
|
|
}
|
|
}
|
|
if v.pref.verbosity.is_higher_or_equal(.level_two) {
|
|
v.log('v.add_v_files_to_compile > builtin_files: $builtin_files')
|
|
}
|
|
// Parse builtin imports
|
|
for file in builtin_files {
|
|
// add builtins first
|
|
v.files << file
|
|
mut p := v.new_parser_from_file(file)
|
|
p.parse(.imports)
|
|
// if p.pref.autofree { p.scanner.text.free() free(p.scanner) }
|
|
v.add_parser(p)
|
|
}
|
|
// Parse user imports
|
|
for file in v.get_user_files() {
|
|
mut p := v.new_parser_from_file(file)
|
|
p.parse(.imports)
|
|
if p.v_script {
|
|
v.log('imports0:')
|
|
println(v.table.imports)
|
|
println(v.files)
|
|
p.register_import('os', 0)
|
|
p.table.imports << 'os'
|
|
p.table.register_module('os')
|
|
}
|
|
// if p.pref.autofree { p.scanner.text.free() free(p.scanner) }
|
|
v.add_parser(p)
|
|
}
|
|
// Parse lib imports
|
|
v.parse_lib_imports()
|
|
if v.pref.verbosity.is_higher_or_equal(.level_three) {
|
|
v.log('imports:')
|
|
println(v.table.imports)
|
|
}
|
|
// resolve deps and add imports in correct order
|
|
imported_mods := v.resolve_deps().imports()
|
|
for mod in imported_mods {
|
|
if mod == 'builtin' || mod == 'main' {
|
|
// builtin already added
|
|
// main files will get added last
|
|
continue
|
|
}
|
|
// use cached built module if exists
|
|
// Cached modules are broken currently
|
|
/*
|
|
if v.pref.vpath != '' && v.pref.build_mode != .build_module && !mod.contains('vweb') {
|
|
mod_path := mod.replace('.', filepath.separator)
|
|
vh_path := '$v_modules_path${filepath.separator}vlib${filepath.separator}${mod_path}.vh'
|
|
if v.pref.is_cache && os.exists(vh_path) {
|
|
eprintln('using cached module `$mod`: $vh_path')
|
|
v.cached_mods << mod
|
|
v.files << vh_path
|
|
continue
|
|
}
|
|
}
|
|
*/
|
|
// standard module
|
|
vfiles := v.get_imported_module_files(mod)
|
|
for file in vfiles {
|
|
v.files << file
|
|
}
|
|
}
|
|
// add remaining main files last
|
|
for p in v.parsers {
|
|
if p.mod != 'main' {
|
|
continue
|
|
}
|
|
if p.is_vgen {
|
|
continue
|
|
}
|
|
v.files << p.file_path
|
|
}
|
|
}
|
|
|
|
pub fn (v &V) get_builtin_files() []string {
|
|
// Lookup for built-in folder in lookup path.
|
|
// Assumption: `builtin/` folder implies usable implementation of builtin
|
|
for location in v.pref.lookup_path {
|
|
if !os.exists(filepath.join(location, 'builtin')) {
|
|
continue
|
|
}
|
|
if v.pref.is_bare {
|
|
return v.v_files_from_dir(filepath.join(location, 'builtin', 'bare'))
|
|
}
|
|
$if js {
|
|
return v.v_files_from_dir(filepath.join(location, 'builtin','js'))
|
|
}
|
|
return v.v_files_from_dir(filepath.join(location, 'builtin'))
|
|
}
|
|
// Panic. We couldn't find the folder.
|
|
verror('`builtin/` not included on module lookup path.
|
|
Did you forget to add vlib to the path? (Use @vlib for default vlib)')
|
|
panic('Unreachable code reached.')
|
|
}
|
|
|
|
// get user files
|
|
pub fn (v &V) get_user_files() []string {
|
|
mut dir := v.pref.path
|
|
v.log('get_v_files($dir)')
|
|
// Need to store user files separately, because they have to be added after
|
|
// libs, but we dont know which libs need to be added yet
|
|
mut user_files := []string
|
|
|
|
// See cmd/tools/preludes/README.md for more info about what preludes are
|
|
vroot := filepath.dir(pref.vexe_path())
|
|
preludes_path := filepath.join(vroot,'cmd','tools','preludes')
|
|
if v.pref.is_live {
|
|
user_files << filepath.join(preludes_path,'live_main.v')
|
|
}
|
|
if v.pref.is_solive {
|
|
user_files << filepath.join(preludes_path,'live_shared.v')
|
|
}
|
|
if v.pref.is_test {
|
|
user_files << filepath.join(preludes_path,'tests_assertions.v')
|
|
}
|
|
if v.pref.is_test && v.pref.is_stats {
|
|
user_files << filepath.join(preludes_path,'tests_with_stats.v')
|
|
}
|
|
|
|
is_test := dir.ends_with('_test.v')
|
|
mut is_internal_module_test := false
|
|
if is_test {
|
|
tcontent := os.read_file(dir)or{
|
|
panic('$dir does not exist')
|
|
}
|
|
if tcontent.contains('module ') && !tcontent.contains('module main') {
|
|
is_internal_module_test = true
|
|
}
|
|
}
|
|
if is_internal_module_test {
|
|
// v volt/slack_test.v: compile all .v files to get the environment
|
|
single_test_v_file := os.realpath(dir)
|
|
if v.pref.verbosity.is_higher_or_equal(.level_two) {
|
|
v.log('> Compiling an internal module _test.v file $single_test_v_file .')
|
|
v.log('> That brings in all other ordinary .v files in the same module too .')
|
|
}
|
|
user_files << single_test_v_file
|
|
dir = filepath.basedir(single_test_v_file)
|
|
}
|
|
if dir.ends_with('.v') || dir.ends_with('.vsh') {
|
|
single_v_file := dir
|
|
// Just compile one file and get parent dir
|
|
user_files << single_v_file
|
|
if v.pref.verbosity.is_higher_or_equal(.level_two) {
|
|
v.log('> just compile one file: "${single_v_file}"')
|
|
}
|
|
}
|
|
else {
|
|
if v.pref.verbosity.is_higher_or_equal(.level_two) {
|
|
v.log('> add all .v files from directory "${dir}" ...')
|
|
}
|
|
// Add .v files from the directory being compiled
|
|
files := v.v_files_from_dir(dir)
|
|
for file in files {
|
|
user_files << file
|
|
}
|
|
}
|
|
if user_files.len == 0 {
|
|
println('No input .v files')
|
|
exit(1)
|
|
}
|
|
if v.pref.verbosity.is_higher_or_equal(.level_two) {
|
|
v.log('user_files: $user_files')
|
|
}
|
|
return user_files
|
|
}
|
|
|
|
// get module files from already parsed imports
|
|
fn (v &V) get_imported_module_files(mod string) []string {
|
|
mut files := []string
|
|
for p in v.parsers {
|
|
if p.mod == mod {
|
|
files << p.file_path
|
|
}
|
|
}
|
|
return files
|
|
}
|
|
|
|
// parse deps from already parsed builtin/user files
|
|
pub fn (v mut V) parse_lib_imports() {
|
|
mut done_imports := []string
|
|
for i in 0 .. v.parsers.len {
|
|
for _, mod in v.parsers[i].import_table.imports {
|
|
if mod in done_imports {
|
|
continue
|
|
}
|
|
import_path := v.parsers[i].find_module_path(mod) or {
|
|
v.parsers[i].error_with_token_index('cannot import module "$mod" (not found)\n$err', v.parsers[i].import_table.get_import_tok_idx(mod))
|
|
break
|
|
}
|
|
vfiles := v.v_files_from_dir(import_path)
|
|
if vfiles.len == 0 {
|
|
v.parsers[i].error_with_token_index('cannot import module "$mod" (no .v files in "$import_path")', v.parsers[i].import_table.get_import_tok_idx(mod))
|
|
}
|
|
// Add all imports referenced by these libs
|
|
for file in vfiles {
|
|
pidx := v.parse(file, .imports)
|
|
p_mod := v.parsers[pidx].mod
|
|
if p_mod != mod {
|
|
v.parsers[pidx].error_with_token_index('bad module definition: ${v.parsers[pidx].file_path} imports module "$mod" but $file is defined as module `$p_mod`', 0)
|
|
}
|
|
}
|
|
done_imports << mod
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
pub fn (v &V) log(s string) {
|
|
if !v.pref.verbosity.is_higher_or_equal(.level_two) {
|
|
return
|
|
}
|
|
println(s)
|
|
}
|
|
|
|
pub fn verror(s string) {
|
|
println('V error: $s')
|
|
os.flush()
|
|
exit(1)
|
|
}
|
|
|
|
pub fn vhash() string {
|
|
mut buf := [50]byte
|
|
buf[0] = 0
|
|
C.snprintf(charptr(buf), 50, '%s', C.V_COMMIT_HASH)
|
|
return tos_clone(buf)
|
|
}
|
|
|
|
pub fn cescaped_path(s string) string {
|
|
return s.replace('\\', '\\\\')
|
|
}
|
|
|
|
pub fn os_from_string(os string) pref.OS {
|
|
match os {
|
|
'linux' {
|
|
return .linux
|
|
}
|
|
'windows' {
|
|
return .windows
|
|
}
|
|
'mac' {
|
|
return .mac
|
|
}
|
|
'macos' {
|
|
return .mac
|
|
}
|
|
'freebsd' {
|
|
return .freebsd
|
|
}
|
|
'openbsd' {
|
|
return .openbsd
|
|
}
|
|
'netbsd' {
|
|
return .netbsd
|
|
}
|
|
'dragonfly' {
|
|
return .dragonfly
|
|
}
|
|
'js' {
|
|
return .js
|
|
}
|
|
'solaris' {
|
|
return .solaris
|
|
}
|
|
'android' {
|
|
return .android
|
|
}
|
|
'msvc' {
|
|
// notice that `-os msvc` became `-cc msvc`
|
|
verror('use the flag `-cc msvc` to build using msvc')
|
|
}
|
|
'haiku' {
|
|
return .haiku
|
|
}
|
|
'linux_or_macos' {
|
|
return .linux
|
|
}
|
|
else {
|
|
panic('bad os $os')
|
|
}}
|
|
// println('bad os $os') // todo panic?
|
|
return .linux
|
|
}
|
|
|
|
//
|
|
pub fn set_vroot_folder(vroot_path string) {
|
|
// Preparation for the compiler module:
|
|
// VEXE env variable is needed so that compiler.vexe_path()
|
|
// can return it later to whoever needs it:
|
|
vname := if os.user_os() == 'windows' { 'v.exe' } else { 'v' }
|
|
os.setenv('VEXE', os.realpath([vroot_path, vname].join(filepath.separator)), true)
|
|
}
|